Chiang Rai
May
Weather in Chiang Rai for May 2025
Your guide to Chiang Rai weather in May - trends and predictions
In general, the average temperature in Chiang Rai at the beginning of May is 40.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 30.7 °C by the end of May.
Chiang Rai experiences an exceptionally high level of rainfall in May, with more than 20 rainy days on average.
Is May a good time to visit Chiang Rai? check out the best time to travel to Chiang Rai page.
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8
Dry days
23
Rainy days
0
Snow days
35°/23°
Temperatures
9 km/h
Avg max wind
65 %
Avg humidity
Chiang Rai in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  43° | 2  43° | 3 39° | 4  40° | |||
| 5 40° | 6 39° | 7 40° | 8  37° | 9  37° | 10 34° | 11 37° |
| 12 38° | 13 39° | 14 38° | 15 38° | 16 39° | 17  35° | 18  38° |
| 19 40° | 20 37° | 21 36° | 22 26° | 23 26° | 24 24° | 25 27° |
| 26 24° | 27 27° | 28 29° | 29 33° | 30 37° | 31 38° |
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Temperatures trend during May in Chiang Rai
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Partly cloudy | 43° /25° | 0 mm | 10 | |
| 2 May | Patchy rain possible | 43° /26° | 0.1 mm | 9 | |
| 3 May | Patchy rain possible | 39° /24° | 0.9 mm | 8 | |
| 4 May | Sunny | 40° /24° | 0 mm | 10 | |
| 5 May | Sunny | 40° /25° | 0 mm | 10 | |
| 6 May | Sunny | 39° /24° | 0 mm | 9 | |
| 7 May | Patchy rain possible | 40° /26° | 0.5 mm | 8 | |
| 8 May | Patchy light rain | 37° /23° | 3.2 mm | 8 | |
| 9 May | Moderate rain at times | 37° /20° | 14.4 mm | 8 | |
| 10 May | Moderate rain at times | 34° /22° | 4.2 mm | 7 | |
| 11 May | Moderate rain at times | 37° /20° | 5.2 mm | 8 | |
| 12 May | Patchy rain possible | 38° /23° | 0.2 mm | 8 | |
| 13 May | Patchy rain possible | 39° /24° | 0.2 mm | 8 | |
| 14 May | Patchy rain possible | 38° /24° | 0.4 mm | 8 | |
| 15 May | Patchy rain possible | 38° /24° | 0.2 mm | 8 | |
| 16 May | Patchy rain possible | 39° /25° | 5.9 mm | 8 | |
| 17 May | Patchy light rain with thunder | 35° /23° | 19.3 mm | 8 | |
| 18 May | Thundery outbreaks possible | 38° /23° | 1.7 mm | 8 | |
| 19 May | Thundery outbreaks possible | 40° /24° | 1.4 mm | 8 | |
| 20 May | Patchy light rain with thunder | 37° /22° | 4.4 mm | 8 | |
| 21 May | Light rain shower | 36° /22° | 29.8 mm | 8 | |
| 22 May | Moderate or heavy rain shower | 26° /22° | 64.5 mm | 6 | |
| 23 May | Light rain shower | 26° /23° | 18.8 mm | 6 | |
| 24 May | Light rain shower | 24° /22° | 9.5 mm | 5 | |
| 25 May | Light rain shower | 27° /23° | 12.1 mm | 6 | |
| 26 May | Light rain shower | 24° /22° | 17.2 mm | 5 | |
| 27 May | Light rain shower | 27° /22° | 17 mm | 6 | |
| 28 May | Light rain shower | 29° /22° | 15.9 mm | 6 | |
| 29 May | Light rain shower | 33° /23° | 4.8 mm | 7 | |
| 30 May | Patchy light drizzle | 37° /24° | 0.5 mm | 8 | |
| 31 May | Patchy rain possible | 38° /25° | 1 mm | 8 | |
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Important Notice
Our weather forecast for Chiang Rai in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chiang Rai forecast closer to your planned date for the most up-to-date weather information.
Chiang Rai in May - FAQ
What are the expected maximum and minimum temperatures in Chiang Rai during May?
With daytime temperatures soaring above 35° and not dropping much below 23° at night, May in Chiang Rai is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Chiang Rai during May?
Significant rainfall exceeding 253.2 mm is expected in Chiang Rai during May, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chiang Rai during May?
The average wind speed in Chiang Rai during May is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Chiang Rai in May?
As you prepare for your trip to Chiang Rai in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Chiang Rai, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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Where is Chiang Rai?Get accurate weather forecasts for Chiang Rai, located at latitude 19.909 and longitude 99.833. Stay updated with localized weather information tailored for Chiang Rai.
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